still moving in something of a semicircle, and Dave did not know whether or not he would be able to clear the end of the line before it reached him. He called to the pony, but this was unnecessary, for the bronco evidently understood the peril fully as well as his rider.
Suddenly, when it looked as if pony and youth could not escape, Dave heard a whistle float across the prairie. Looking in the direction, he made out the form of Sid Todd, riding like the wind toward him. Behind him came Roger and Phil, but the two boys were soon stopped and told to go back.
"I'll head 'em off!" yelled Todd, coming closer. And waving his big sombrero in one hand he commenced to fire his pistol with the other. He shot rapidly, aiming for the ground and sending streaks of dust into the air. All the time he yelled at the top of his lungs, and, understanding the move, Dave yelled too, and swung one arm wildly.
Soon the leaders of the herd took notice and came to a sudden halt. The rest of the cattle shoved from behind, and then the leaders broke, some going to the right, and the others to the left.
"Look out, Roger! Phil! They are coming your way!" screamed Dave.
He was right, and for the minute it looked as if Dave had been saved at the expense of his
